Pro-Ject MC Step Up Box S3 Bruksanvisning
Pro-Ject
hi-fi system
MC Step Up Box S3
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INSTRUCTIONS FOR USE
Pro-Ject MC Step Up Box S3

© Pro-Ject Audio Systems · Pro-Ject Phono Box S3 B · Revision 2021. .10 27
2
Dear music lover,
thank you for purchasing a P -Ject Audio Systems step up transformer. ro
In order to achieve maximum performance and reliability you should study these instructions for use carefully.
Warning of a hazard for the user, the unit or possible misuse.
Important notice.
Safety instructions
Never handle the device while your hands are wet or damp.
Avoid letting liquids enter the device. Never place any item containing liquid, such as a flower vase on
or near the device. Never spill any liquid on the device or the power supply. Never place any naked
flame sources, such as lighted candles on or near the device. The product shall not be used in damp or wet
locations, next to a bathtub, sink, swimming pool or any other similar conditions.
Connectors
Take care to connect the left and right channels correctly. The right channel is usually marked red, the
left channel black or white.
Do not connect the step- transformers output to a MC phono input or to a line input on your up
amplifier.
Connecting the record player
Connect your record player s phono RCA outputs to the ’Left
Left
Left
Left Left and
Right
Right
Right
RightRight I
I
I
I Input
nput
nput
nputnput of the step- transformer. Connect up
t grounding wire to the screw terminal of the step- transformer. he up
Connection to the MM input on amplifier or MM phono stage
Connect the and of the step- transformer to a MM phono input on your amplifier or
Left
Left
Left
LeftLeft Right
Right
Right
RightRight Output
Output
Output
Output Output up
dedicated phono stage.
The MC Step Up Box S3 is a passive device, it does not require power.
Input
Right
Output
10 40-
40 150-
Left
Input
Output
Recommended
Cartridge
Impedance
Recommended
Cartridge
Impedance
Audio Tuning Vertriebs GesmbH, Pro-Ject Audio Systems,
10 40-
40 150-

© Pro-Ject Audio Systems · Pro-Ject MC Step Up Box S3 · Revision 2023 09. .11
3
Cartridge settings
The push buttons on the backpanel for each channel are used to set input impedance for your MC cartridge.
To find out which setting is recommended for your cartridge consult the literature accompanying your cartridge.
If in doubt, please consult your dealer.
Examples:
Examples:
Examples:
Examples:Examples:
Ort
Ort
Ort
OrtOrto
o
o
oofon
fon
fon
fonfon Q
Q
Q
Q Qu
u
u
uuint
int
int
intintet R
et R
et R
et Ret Re
e
e
eed/
d/
d/
d/d/Blu
Blu
Blu
BluBlue/
e/
e/
e/e/Bro
Bro
Bro
BroBronz
nz
nz
nznze
e
e
ee/Bl
/Bl
/Bl
/Bl/Blac
ac
ac
acack
k
k
kk
Input impedance >20 ohms -> button in
Ort
Ort
Ort
OrtOrto
o
o
oofon
fon
fon
fonfon C
C
C
C Cad
ad
ad
adadenz
enz
enz
enzenza
a
a
a a R
R
R
RRed/
ed/
ed/
ed/ed/Bl
Bl
Bl
BlBlue/
ue/
ue/
ue/ue/Br
Br
Br
BrBronz
onz
onz
onzonze
e
e
ee
Input impedance 50- ohms -> button out 150
Ort
Ort
Ort
OrtOrto
o
o
oofon
fon
fon
fonfon C
C
C
C Cad
ad
ad
adadenz
enz
enz
enzenza
a
a
a a Bro
Bro
Bro
BroBron
n
n
nnze
ze
ze
zeze/Bl
/Bl
/Bl
/Bl/Blac
ac
ac
acack
k
k
kk
Input impedance >10 ohms -> button in
Technical specifications Pro-Ject MC Step Up Box S3
Frequency response 10Hz-55kHz: +-1 dB
Gain at 10-40 Ohm: 21 dB at 1kHz
Gain at 40-150 Ohm: 24 dB at 1kHz
Recommended load for output: 47 kOhm //100pF
Input MC: 1x pair RCA phono sockets
Output: 1x pair RCA phono sockets
Dimensions W x H x D (D with sockets): 206 x 65 x 153 (164) mm
Weight: 940 g
Potential incorrect use and fault conditions
No signal on one or both channels:
No connection between player and phono amplifier or amplifier. This could be due to a faulty plug, broken
wire or solder joint or simply loose plug/socket connection.
Strong hum:
No earth connection from cartridge or arm, or arm cable to phono amplifier, or earth loop.
Service
Should you encounter a problem which you are not able to alleviate or identify, please contact your dealer for
further advice. Only if the problem cannot be resolved there, the unit should be sent to the responsible
distributor in your country.
Warranty
The manufacturer accepts no responsibility for damage caused by not adhering to these instructions
for use. Modification or changes to any part of the product by unauthorized persons release the
manufacturer from any liability over and above the lawful rights of the customer.
Copyright, trademarks
Pro-Ject Audio Systems is a registered Trademark of
H. Lichtenegger.
This guide was produced by: Pro-Ject Audio Systems
Copyright
©
3. All rights reserved.202
The information was correct at the time of going to
press. The manufacturer reserves the right to make
changes to the technical specification without prior
notice as deemed necessary to uphold the ongoing
process of technical development.
Produktspecifikationer
Varumärke: | Pro-Ject |
Kategori: | hi-fi system |
Modell: | MC Step Up Box S3 |
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